28906836

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:261

約数の個数: 96

約数和(自身を含む): 80898048

約数和(自身を除く): 51991212

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 53, 84, 86, 106, 129, 151, 159, 172, 212, 258, 301, 302, 318, 371, 453, 516, 602, 604, 636, 742, 903, 906, 1057, 1113, 1204, 1484, 1806, 1812, 2114, 2226, 2279, 3171, 3612, 4228, 4452, 4558, 6342, 6493, 6837, 8003, 9116, 12684, 12986, 13674, 15953, 16006, 19479, 24009, 25972, 27348, 31906, 32012, 38958, 45451, 47859, 48018, 56021, 63812, 77916, 90902, 95718, 96036, 112042, 136353, 168063, 181804, 191436, 224084, 272706, 336126, 344129, 545412, 672252, 688258, 1032387, 1376516, 2064774, 2408903, 4129548, 4817806, 7226709, 9635612, 14453418, 28906836]

約数ペア:

[(1, 28906836), (2, 14453418), (3, 9635612), (4, 7226709), (6, 4817806), (7, 4129548), (12, 2408903), (14, 2064774), (21, 1376516), (28, 1032387), (42, 688258), (43, 672252), (53, 545412), (84, 344129), (86, 336126), (106, 272706), (129, 224084), (151, 191436), (159, 181804), (172, 168063), (212, 136353), (258, 112042), (301, 96036), (302, 95718), (318, 90902), (371, 77916), (453, 63812), (516, 56021), (602, 48018), (604, 47859), (636, 45451), (742, 38958), (903, 32012), (906, 31906), (1057, 27348), (1113, 25972), (1204, 24009), (1484, 19479), (1806, 16006), (1812, 15953), (2114, 13674), (2226, 12986), (2279, 12684), (3171, 9116), (3612, 8003), (4228, 6837), (4452, 6493), (4558, 6342)]